. now practically everybody in america has heard about the gangnam style popular song by the rapper psy. listen. >> ♪ ♪ >> sean: very popular. while the youtube video has had more than 900 million hits, new information about the singer is emerging. back in 2004, the rapper performed a song entitled "dear american" with the lyrics, quote, kill those black yankees who have been torturing iraqi captives. kill those black yankees who ordered them to torture. kill their daughters, mothers, daughters-in-law, fathers, kill them all slowly and painfully. now after must deserved outrage from you the american people the controversial psy was forced to issue an apology last week through his publicist, but it's too little too late. last night he performed at a christmas event at a washington charity that aired on tnt. watch this. >> ♪ ♪ >> all right. look who had a front row seat, none other than president obama and his family, but not only did our commander in chief sit through this anti-american's performance he was caught on camera shaking his hand. did no one, no one in the organization